<!DOCTYPE html>
<html>
<head>
    <meta charset="UTF-8">
    <title>Javascript </title>

</head>
<body>

<input type="button" value="红色" onclick="color()" >
<input type="button" value="蓝色" onclick="color1()" >
<input type="button" value="黄色" onclick="color2()" >
<input type="button" value="绿色" onclick="color3()" >
<input type="button" value="黑色" onclick="color4()" >

<script src="js/script.js"></script>
</body>
</html>


